package socket;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.ServerSocket;
import java.net.Socket;
import java.nio.charset.StandardCharsets;

public class ServerPractice {
    private ServerSocket server;

    public ServerPractice() {
        try {
            System.out.println("启动服务端");
            server = new ServerSocket(8088);
            System.out.println("服务端启动完毕");
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public void start() {
        try {

            while (true) {
                System.out.println("等待客户端连接");
                Socket socket = server.accept();
                System.out.println("一个客户端已连接");
                Runnable r = new ClientHandler(socket);
                Thread t = new Thread(r);
                t.start();
            }

        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public static void main(String[] args) {
        ServerPractice s = new ServerPractice();
        s.start();

    }

    static class ClientHandler implements Runnable {
        private Socket socket;
        private String host;

        public ClientHandler(Socket socket) {
            this.socket = socket;
            host = socket.getInetAddress().getHostAddress();
        }

        @Override
        public void run() {
            try {
                InputStream is = socket.getInputStream();
                InputStreamReader isr = new InputStreamReader(is, StandardCharsets.UTF_8);
                BufferedReader br = new BufferedReader(isr);
                String line;
                while ((line = br.readLine()) != null) {
                    System.out.println(host + "说" + line);
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}
